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Makhtesh

Prospect in Israel with commodities Phosphorus-Phosphates, Fluorine-Fluorite, Uranium
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Economic information about the deposit and operations
  10. Mining district
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10024696
MRDS ID ISM0430
Record type Site
Current site name Makhtesh
Alternate or previous names Makhtesh Qatan

Geographic coordinates

Geographic coordinates: 35.16809, 30.99908 (WGS84)
Relative position CENTROID, ABOUT 2 KM

Site location context

Political divisions (FIPS codes)

Israel(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Israel

Comments on the location information

  • ABOUT 70 KM SE FROM BEERSHEVA. ACTIVE PART OF DEPOSIT 1 KM2

Commodities

Commodity Importance
Phosphorus-Phosphates Primary
Fluorine-Fluorite Critical Primary
Uranium Primary

Comments on the commodity information

  • PHOSPHAT

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) 35.16809, 30.99908
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Zin Syncline

Comments on the geologic information

  • ; APATITE (FRANCOLITE), CALCITE; MINOR: GYPSUM, CLAY, LIMONITE, DOLOMITE, QUARTZ, HALITE; STRAT. SECTION: MENUHA FORMATION IS SANTONIAN, MISHASH FORMATION IS CAMPANIAN AND GHAREB FORMATION IS MAESTRICHTIAN IN AGE. MAIN PHOSPHATE HORIZON IN MAKHTESH AREA ABOUT 10 M THICK IS UPPER PART OF MISHASH FORMATION. WITHIN THESE 10 M 2 OR 3 PHOSPHATE BEDS ARE PRESENT, SEPERATED BY BARREN CHALK AND LIMESTONE INTERCALATIONS. HIGHER GRADE PHOSPHATES AS COMPARED TO ORON

Economic information about the deposit and operations

Development status Prospect
Commodity type Both
Significant No
Year of first production 1965
Year of last production 1982

Mining district

District name Negev

Ownership information

  • Type Owner-Operator
    Owner Negev Phosphates Ltd.

Comments on the production information

  • UNKNOWNPRODUCTION DECLINED FROM 562,000 TONNES IN 1978 TO 350,000 TONNES IN 1980

Comments on the reserve resource information

  • RESERVES OF THE ACTIVE PART OF THE FIELD WHICH COVERS AN AREA OF ABOUT 1 KM2 ONLY

Comments on development

  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. (). DEVELOPMENT(UNKNOWN); EXPLORATION(UNKNOWN); HIGH GRADE ROM-ORES, NEARLY DEPLETED NOW, CONTAIN ABOUT 69 % BPL. ORE IS TRUCKED TO ORON PLANT FOR TREATMENT. CHEMISTRY: 1) HIGH GRADE ROM-ORE: 69.3 % BPL, 31.73 % P2O5, 49.68 % CAO, 3.96 % F, 2.03 % CL, 3.85 % CO2, 2.91 % SO3, 0.06 % MGO, 1.77 % NA2O, 0.08 % K2O, 0.22 % AL2O3, 0.15 % FE2O3, 0.08 % SIO2, 5.64 % OM, 5.64 % LOI; 2) LOW GRADE ORE ENRICHED: 70.8 % BPL, 32.4 % P2O5, 51.6 % CAO, 3.6 % F, 0.8 % CL, 4.7 % CO2, 3.3 % SO3, 0.2 % MGO, 0.9 % NA2O, 0.1 % K2O, 0.3 % AL2O3, 0.2 % FE2O3, 1.5 % SIO2, 1.9 % OM, 1.9 % LOI. SOURCES: BRITISH SULPHUR CORP. LTD., 1980: WORLD SURVEY OF PHOSPHATE DEPOSITS, 4TH ED., P.164, LONDON

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.). SURFACE VARIABLE SCREENING, DRYING

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1982 Krauss, Ulrich H. Bundesanstalt Fuer Geowissenschaften und Rohstoffee (Germany)

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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